import predesys

def run(args):
    result = ""
    
    if type(args) == list and len(args) > 0:
        result = predesys.get_formatted_message_list_header()
        
        for address in args:
            result += predesys.get_formatted_message(address, "Hello, World!")
        
        result += predesys.get_formatted_message_list_footer()
        
    return result
